<form method="post" {{ form_enctype(form) }} class="well">
    <div class="modal-body">
        {{ form_widget(form) }}
            <div class="btn-toolbar">
                <a href="{{ path('AdminInterest') }}" class="btn btn-info" data-dismiss="modal">
                    <i class="icon-white icon-chevron-left"></i>
                    Cancel
                </a>
                <input type="submit" class="btn btn-primary" value="Save" />
            </div>    
        </div>
    </form>